Why is Saturday stronger than Monday?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Decode this picture on T-Shirt and tell what it says ?

What Adam and Eve do not have but the rest of the people have?

John Went to the nearby store in a Mall to buy something for her home. Below is the conversation between the two:

John: How much for the one?
Shopkeeper: It is $2
John: How much for the Eleven?
Shopkeeper: It is $4
John: How much for the Hundred?
Shopkeeper: It is $6.

What is John buying?

Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins.

What is the probability that X will win ?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

Can you count the number of squares in the given picture?

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?